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Cheap flights from London to Southeast Asia from €254

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Southeast Asia departing on 8/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

These are some of the best return flight deals from London to Southeast Asia that have been recently found on momondo from popular airlines, departing in the coming months.
Hainan Airlines Logo
22:00 - 10:00LHR-BKK
30h 00m2 stops
Hainan Airlines Logo
19:20 - 19:30BKK-LHR
30h 10m2 stops
€459Hainan Airlines
Find Deal
Mon, 2 Jun - Sun, 15 Jun
Shenzhen Airlines Logo
22:05 - 11:10LHR-BKK
31h 05m1 stop
Shenzhen Airlines Logo
03:15 - 20:00BKK-LHR
22h 45m1 stop
€492Shenzhen Airlines
Find Deal
Mon, 2 Jun - Sat, 14 Jun
Gulf Air Logo
11:25 - 12:20LGW-SIN
17h 55m1 stop
Gulf Air Logo
20:00 - 06:55SIN-LGW
17h 55m1 stop
€510Gulf Air
Find Deal
Sun, 22 Jun - Tue, 8 Jul
Gulf Air Logo
11:25 - 12:20LGW-SIN
17h 55m1 stop
Gulf Air Logo
20:00 - 06:55SIN-LGW
17h 55m1 stop
€516Gulf Air
Find Deal
Sun, 11 May - Sat, 12 Jul
Shenzhen Airlines Logo
22:05 - 02:15LHR-BKK
22h 10m1 stop
Shenzhen Airlines Logo
19:30 - 20:00BKK-LHR
30h 30m1 stop
€524Shenzhen Airlines
Find Deal
Sun, 1 Jun - Sat, 14 Jun
KLM Logo
19:15 - 15:40LHR-KUL
37h 25m1 stop
KLM Logo
23:55 - 09:00KUL-LHR
16h 05m1 stop
€561KLM
Find Deal
Tue, 13 May - Tue, 27 May
SAUDIA Logo
22:10 - 00:35LHR-KUL
19h 25m1 stop
SAUDIA Logo
13:00 - 07:30KUL-LHR
25h 30m1 stop
€569SAUDIA
Find Deal
Mon, 12 May - Thu, 17 Jul
SAUDIA Logo
10:00 - 13:45LHR-BKK
21h 45m1 stop
SAUDIA Logo
15:25 - 07:30BKK-LHR
22h 05m1 stop
€571SAUDIA
Find Deal
Mon, 12 May - Sun, 13 Jul
KLM Logo
20:55 - 15:40LHR-KUL
35h 45m1 stop
KLM Logo
23:55 - 13:50KUL-LHR
20h 55m1 stop
€602KLM
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Sun, 22 Jun - Sun, 6 Jul
Air China Logo
22:00 - 17:45LHR-KUL
36h 45m1 stop
Air China Logo
00:10 - 17:45KUL-LHR
24h 35m1 stop
€701Air China
Find Deal
Sat, 14 Jun - Fri, 20 Jun

Malaysia Airlines flights from London to Southeast Asia

Our best Malaysia Airlines deals on London to Southeast Asia flight tickets
Malaysia Airlines
6 Oct
LHR11:00London Heathrow
17h 15m
1 stop
BKK10:15Bangkok Suvarnabhumi
22 Oct
BKK18:40Bangkok Suvarnabhumi
17h 15m
1 stop
LHR05:55London Heathrow
Malaysia Airlines
7 May
LHR11:00London Heathrow
17h 15m
1 stop
BKK10:15Bangkok Suvarnabhumi
14 Jun
BKK18:40Bangkok Suvarnabhumi
17h 15m
1 stop
LHR05:55London Heathrow
Malaysia Airlines
26 Oct
LHR21:25London Heathrow
12h 55m
KUL18:20Kuala Lumpur Intl
20 Nov
KUL09:25Kuala Lumpur Intl
14h 00m
LHR15:25London Heathrow

Shenzhen Airlines flights from London to Southeast Asia

Our best Shenzhen Airlines deals on London to Southeast Asia flight tickets
Shenzhen Airlines
2 Jun
LHR22:05London Heathrow
31h 05m
1 stop
BKK11:10Bangkok Suvarnabhumi
14 Jun
BKK03:15Bangkok Suvarnabhumi
22h 45m
1 stop
LHR20:00London Heathrow
Shenzhen Airlines
1 Jun
LHR22:05London Heathrow
22h 10m
1 stop
BKK02:15Bangkok Suvarnabhumi
14 Jun
BKK19:30Bangkok Suvarnabhumi
30h 30m
1 stop
LHR20:00London Heathrow
Shenzhen Airlines
21 Sept
LHR22:05London Heathrow
22h 10m
1 stop
BKK02:15Bangkok Suvarnabhumi
14 Oct
BKK19:30Bangkok Suvarnabhumi
30h 30m
1 stop
LHR20:00London Heathrow

See travel insights to Southeast Asia from

How to get the cheapest flight ticket from London to Southeast Asia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Southeast Asia?

The cheapest month to fly to Southeast Asia from London is in May. Flight prices, which tend to average around €496, are often lower during this time because this is during the off-season. If you’re not able to fly to Southeast Asia in May, then September is your next best option. Flight prices from London to Southeast Asia during September average around €657.

What is the cheapest day to depart on your flight to Southeast Asia?

The cheapest day to depart from London to Southeast Asia is on a Wednesday. Travellers who choose to depart for Southeast Asia on a Wednesday will often find tickets for as low as €812. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around €1,480. These prices are subject to change though, so be sure to set up a Price Alert for flights to Southeast Asia.

What is the cheapest time of day to depart on your flight to Southeast Asia?

Our most recent data shows that the best time of day to fly to Southeast Asia is in the afternoon. Flights from London to Southeast Asia during this time can be as low as €700. Flights to Southeast Asia are more costly in the morning, with an average ticket price of €1,212. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest London to Southeast Asia flight route?

Fly from London Gatwick to Singapore Changi for the best London - Southeast Asia flight prices

How far in advance should I book a flight to Southeast Asia?

You are more likely to see cheaper flights to Southeast Asia from London when booking 19 weeks ahead of your departure date. In general, you can expect to find flights to Southeast Asia for around €820 when searching 19 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Southeast Asia from London for as low as €752 on momondo.

What cabin class options are available on London to Southeast Asia flights?

There are 2 cabin classes available to choose from on London to Southeast Asia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap London to Southeast Asia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Southeast Asia

Best price found

€254

Fastest flight time

11h 35m

Direct flights

Every day

Airports in Southeast Asia

4 airports
The best one-way flight to Southeast Asia from London in the past 72 hours is €254. The best return flight deal from London to Southeast Asia found on momondo in the last 72 hours is €459.
The fastest flight from London to Southeast Asia takes 11h 35m
Direct flights go from London to Southeast Asia every day.
There are 4 airports near Southeast Asia: Bangkok Suvarnabhumi (BKK), Kuala Lumpur Intl (KUL), Denpasar Bali Ngurah Rai (DPS), Singapore Changi (SIN)

  • When did momondo last update prices for flights from London to Southeast Asia?

    Prices for flights from London to Southeast Asia refresh daily.

  • How old do you have to be to fly from London to Southeast Asia?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London to Southeast Asia.

  • What documentation or ID do you need to fly to Southeast Asia?

    The travel and health documents you'll need for your trip to Southeast Asia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Southeast Asia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London to Southeast Asia?


Best airlines flying from London to Southeast Asia

Compare and see reviews for airlines that fly from London to Southeast Asia with momondo
Airline
Rating
Free Cancellation
Price
Air ChinaPriceFrom €477Free CancellationRating
7.2
88 reviews
Search Air China flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Southeast Asia?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Southeast Asia . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from London to Southeast Asia with flexible booking policies on momondo?

All flight searches from London to Southeast Asia on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from London to Southeast Asia?

momondo provides multiple filters to help you find the best flight to Southeast Asia from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to Southeast Asia right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to Southeast Asia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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Tue 6/5
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Popular Cities in Southeast Asia

Popular flights according to clicks in the last 7 days on momondo